Résultats de la recherche
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CATCHES IN THE CONVENTION AREA 1996/97
CATCHES IN THE CONVENTION AREA 1996/97 ...
Meeting Document : SC-CAMLR-XVI/BG/01 Rev. 2 : Auteur(s): Secretariat
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Management of VMS information by the Secretariat concerning catches of Patagonian toothfish beyond the Convention Area
Management of VMS information by the Secretariat concerning catches of Patagonian toothfish beyond ...
Meeting Document : CCAMLR-XXIX/46 : Auteur(s): Delegation of Chile
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Uncertainty in reported geographical distribution and weight of krill catches from Norwegian krill fishing vessels operating continuous fishing systems
ensure catch reporting in accordance with the present conservation measure (CM 21-03) and to investigate ... potential errors in historical catch report data. As a response, the Norwegian delegation presented a list ... the outcome of the action steps including onboard experiments and analyses of historical catch data ... time krill enters the trawl mouth and the time the same krill enters the holding tanks where catch ...
Meeting Document : WG-EMM-18/22 : Auteur(s): G. Skaret, T. Knutsen, F. Grebstad and O.A. Bergstad
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Comparison of catches for toothfish in 58.4.1, 58.4.2, and 48.6 from vessels with anomalous CPUE
Abstract: An accurate history of catch is an important input into the assessment of toothfish ... stocks, and uncertainty or bias in the amount of catch from an area must be taken into account in the ... where they were taken. For the purposes of developing an alternative catch history for these SSRUs, we ... a standardised CPUE from these vessels to develop an estimate of the amount of catch that could ...
Meeting Document : WG-FSA-13/57 Rev. 1 : Auteur(s): A. Dunn, B.R. Sharp (New Zealand), C. Darby (United Kingdom) and O.R. Godø (Norway)
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Distribution of krill (Euphausia superba Dana) catches in the South Shetlands and South Orkneys
, probably as a result of more variable hydrographic conditions. About 50% of the catch in Subarea 48.1 from ... and 1988 75% of the catch in Subarea 48.2 between December and March was taken within 80 km of ... . Whilst the overall ratio of catch to consumption is relatively low (27%), any competition between the ... fishery and predators as a result of large increases in catch is likely to emerge in these areas earlier ...
Meeting Document : WG-KRILL-92/19 : Auteur(s): D.J. Agnew (Secretariat)
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ESTIMATION OF IUU CATCHES OF TOOTHFISH INSIDE THE CONVENTION AREA DURING THE 2009/10 FISHING SEASON
using the existing compliance-derived methodology. This methodology calculates total IUU catch levels as ... a product of the fishing time of IUU vessels and likely daily catch rates. The fishing time of IUU ... database or from the logbooks of IUU vessels where available. Catch rates of IUU vessels are generally ... based on catch and effort reports from licensed longline fisheries from the same area unless more ...
Meeting Document : WG-FSA-10/06 : Auteur(s): Secretariat
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Estimating future krill catches that meet the CCAMLR and alternative decision rules for FAO Subarea 48.1 using an integrated assessment model
incorporates catch and length-composition data from the krill fishery with biomass indices and length ... biomass expected under projected future catch levels to spawning biomass expected without any fishing ... spawning biomass instead of to projections with no fishing. Catch levels that meet the various decision ... to the model. Example estimates of spawning biomass for different future levels of catch, assuming ...
Meeting Document : WG-EMM-15/51 Rev. 1 : Auteur(s): D. Kinzey, G.M. Watters and C.S. Reiss (USA)
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Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys
, probably as a result of oceanographic conditions. About 50% of the catch in Subarea 48.1 from December to ... 75% of the catch in Subarea 48.2 between December and March was taken within 80 km of colonies in the ... are used to show that for some years, months and zones of distance from the shore the catch of krill ...
Meeting Document : SC-CAMLR-X/BG/07 : Auteur(s): Secretariat
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Krill catches and consumption by land-based predators in relation to distance from colonies of penguins and seals in the South Shetlands and South Orkneys, 1987-1990
result of oceanographic conditions. About 50% of the catch in 48.1 from December to March was taken ... within 40 km of the coast, and 90% within 80 km in all years 1988-1990. In 1987 and 1988 75% of the catch ... for some years, months and zones of distance from the shore the catch of krill is 50% or more of the ...
Meeting Document : WG-CEMP-91/25 : Auteur(s): D.J. Agnew (Secretariat)
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Modelling the impact of fishery by-catches on albatross populations
-catch in longline fisheries and this mortality has been implicated in the population declines. 2. We ... tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... population), can be explained by the tuna longline by-catch. They further indicate that populations may be ... level of by-catch for these long-lived populations suggest great caution in any application of such ...
Meeting Document : WG-FSA-01/18 : Auteur(s): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)